Supermicro SuperServer 1028GR-TR, User Manual

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SUPERSERVER 1028GR-TR/TRT User's Manual
Fan Header
Pin Definitions
Pin# Definition
1 Ground
2 +12V
3 Tachometer
4 Pulse Width Modulation
Fan Headers
The serverboard has twelve fan headers.
Fans 1~4 are for CPU/system use and
Fans A~H for GPU use.. All are 4-pin fan
headers, which are backward compatible
with traditional 3-pin fans. However,
fan speed control is available for 4-pin
fans only. The fan speeds are controlled
by Thermal Management via IPMI 2.0
interface. See the table on the right for pin
definitions.
Internal Buzzer
The Speaker header, located at JSPK1,
can be used to provide audible alarms for
various beep codes. See the table on the
right for pin definitions.
Internal Buzzer
Pin Definitions
Pin# Definitions
Pin 1 Pos. (+) 5V
Pin 2 Neg. (-) Alarm Speaker
T-SGPIO Headers 1/2/3
Three SGPIO (Serial-Link General Purpose
Input/Output) headers are provided on
the serverboard. T-SGPIO1 supports
I-SATA 0-3, T-SGPIO2 supports I-SATA
4/5. TSGPIO3 is used for S-SATA 0-3.. See
the table on the right for pin definitions.
T-SGPIO
Pin Definitions
Pin# Definition Pin Definition
1 NC 2 NC
3 Ground 4 Data
5 Load 6 Ground
7 Clock 8 NC
Chassis Intrusion
A Chassis Intrusion header is located
at JL1 on the serverboard. Attach an
appropriate cable from the chassis to
inform you of a chassis intrusion when the
chassis is opened.
Chassis Intrusion
Pin Definitions
Pin# Definition
1 Intrusion Input
2 Ground
NC = No Connection
Chassis Intrusion
A Chassis Intrusion header is located
at JL1 on the motherboard. Attach an
appropriate cable from the chassis to
inform you of a chassis intrusion when the
chassis is opened.
Chassis Intrusion
Pin Definitions
Pin# Definition
1 Intrusion Input
2 Ground